The series of stunningly beautiful documentaries with unique access to the private side of China continues. In central China, mothers seek safer food for their children, as the dangerous impact of chemicals percolating through the soils and waters becomes ever more apparent, with tragic results, as in the case of 12-year-old girl Wu, who's suffering from bone marrow disease. Novice monk Gama finally makes it across the plateau to the largest Tibetan monastery in the world, and on the coast, the four young journalists involve schools across Asia in their increasingly ambitious quest to save the endangered spoon-billed sandpiper.